To provide you with additional information about how we collect and use your personal data, we’ve recently updated our Privacy Policy and Terms of Service. Please review these pages now, as they apply to your continued use of our website.
Greater Scaup swimming in a lake, Round-headed diving duck. Males have black breast, medium gray back, white sides, and yellow eye. Head appears black with a greenish sheen in good lighting, never purplish. Females are brown overall, grayer on body in winter, with white patch at base of bill and yellow eye.